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Power Poles

DTM Timber is a long standing supplier of power poles to the electricity distribution industry, this has been a core product of our business for over 25 years. Contracts have been awarded to supply contracts for QLD and VIC and now approved for supply to NSW through Nammoona.

DTM Timber has established Wholesale timber distribution yards in Tiaro, Rockhampton and Townsville. We're proud to be able to supply a number of good quality sawn timber and power poles to supply electricity throughout Australia.

Features and Benefits

  • DTM Timber Power poles have proven to be the most cost-effective option over the expected life of a pole compared to steel or concrete.
  • DTM Timber Power Poles meet mechanical strength and height requirements to accommodate electrical safety requirements.
  • Being timber and non-conductive and safer for both employees and the public.

Lengths

Poles shall be not less than specified lengths or more than 100mm longer than these lengths.

Click on the length below to find out more information:

  • 8.0m LengthHide table
    8 metre Pole Specifications
    Length
    (m)
    Nominal ground
    line distance
    from butt (mm)
    Strength
    Rating (kN)
    Strength Group
    S1
    Strength Group
    S2
    Strength Group
    S3
    2m
    from butt
    At head2m
    from butt
    At head2m
    from butt
    At head
    8.014003165105175115185125
    5195135210145220155
    8230165245175260190
    12265195280210295220
  • 9.5m LengthHide table
    9.5 metre Pole Specifications
    Length
    (m)
    Nominal ground
    line distance
    from butt (mm)
    Strength
    Rating (kN)
    Strength Group
    S1
    Strength Group
    S2
    Strength Group
    S3
    2m
    from butt
    At head2m
    from butt
    At head2m
    from butt
    At head
    9.515503180110190120200125
    5210135225150240160
    8250170265185280195
    12285200300215320230
  • 11m LengthHide table
    11 metre Pole Specifications
    Length
    (m)
    Nominal ground
    line distance
    from butt (mm)
    Strength
    Rating (kN)
    Strength Group
    S1
    Strength Group
    S2
    Strength Group
    S3
    2m
    from butt
    At head2m
    from butt
    At head2m
    from butt
    At head
    11.017003190110200120215130
    5225135240150255160
    8265170280185295195
    12300200320220335230
  • 12.5m LengthHide table
    12.5 metre Pole Specifications
    Length
    (m)
    Nominal ground
    line distance
    from butt (mm)
    Strength
    Rating (kN)
    Strength Group
    S1
    Strength Group
    S2
    Strength Group
    S3
    2m
    from butt
    At head2m
    from butt
    At head2m
    from butt
    At head
    12.518503200115215125225130
    5335140250150265160
    8275170295185310195
    12315200335215355235
  • 14.0m LengthHide table
    14 metre Pole Specifications
    Length
    (m)
    Nominal ground
    line distance
    from butt (mm)
    Strength
    Rating (kN)
    Strength Group
    S1
    Strength Group
    S2
    Strength Group
    S3
    2m
    from butt
    At head2m
    from butt
    At head2m
    from butt
    At head
    14.020003210120220130235140
    5250145265165280165
    8290170305180325200
    12330205350215370235
  • 15.5m LengthHide table
    15.5 metre Pole Specifications
    Length
    (m)
    Nominal ground
    line distance
    from butt (mm)
    Strength
    Rating (kN)
    Strength Group
    S1
    Strength Group
    S2
    Strength Group
    S3
    2m
    from butt
    At head2m
    from butt
    At head2m
    from butt
    At head
    15.521505260155275165290175
    8300180320195335205
    12345210365230385245
    20410255435285455300
  • 17.0m LengthHide table
    17 metre Pole Specifications
    Length
    (m)
    Nominal ground
    line distance
    from butt (mm)
    Strength
    Rating (kN)
    Strength Group
    S1
    Strength Group
    S2
    Strength Group
    S3
    2m
    from butt
    At head2m
    from butt
    At head2m
    from butt
    At head
    17.023005265160285170300180
    8310190330200350215
    12355220380235400250
    20420265450285475305
  • 18.5m LengthHide table
    18.5 metre Pole Specifications
    Length
    (m)
    Nominal ground
    line distance
    from butt (mm)
    Strength
    Rating (kN)
    Strength Group
    S1
    Strength Group
    S2
    Strength Group
    S3
    2m
    from butt
    At head2m
    from butt
    At head2m
    from butt
    At head
    18.524505275165290175310185
    8320195340210360220
    12370225390240410225
    20435270465290490310
  • 20.0m LengthHide table
    20 metre Pole Specifications
    Length
    (m)
    Nominal ground
    line distance
    from butt (mm)
    Strength
    Rating (kN)
    Strength Group
    S1
    Strength Group
    S2
    Strength Group
    S3
    2m
    from butt
    At head2m
    from butt
    At head2m
    from butt
    At head
    2026005285170300180320190
    8330200350215370225
    12380230400250425265
    20450280475295505315
  • 21.5m LengthHide table
    21 metre Pole Specifications
    Length
    (m)
    Nominal ground
    line distance
    from butt (mm)
    Strength
    Rating (kN)
    Strength Group
    S1
    Strength Group
    S2
    Strength Group
    S3
    2m
    from butt
    At head2m
    from butt
    At head2m
    from butt
    At head
    21.527505290175310185325195
    8340205360220380235
    12390240415255435270
    20460285490305515235
  • 23m LengthHide table
    23 metre Pole Specifications
    Length
    (m)
    Nominal ground
    line distance
    from butt (mm)
    Strength
    Rating (kN)
    Strength Group
    S1
    Strength Group
    S2
    Strength Group
    S3
    2m
    from butt
    At head2m
    from butt
    At head2m
    from butt
    At head
    2329005300180315190335200
    8350210370225390240
    12400245425260445275
    20470295500310530330

Straightness

The maximum deviation of sweeps, crooks or kinks shall not exceed the limits for standard grade poles prescribed in Table 1.5 of A.S. 2209 below except that at the head of the pole any sweep, crook or kink shall not exceed 5 L millimetres for a distance of 0.25 L metres where L is the overall length of the pole in metres.

Preservation

The preservation will be copper chrome arsenic formulation to comply with AS1604-1 which is considered suitable for in ground use and contact with fresh water and is highly resistant to insect and fungal attack.

Testing

Retention of preservation will be confirmed by chemical analysis of pole samples in accordance with A.S. 1605 - Methods for sampling and analysis of Wood Preservation.

Technical Information

See our list of Acceptable species*   Show ListHide List

*Applicable Standards.S. 3818-11 Utility Poles. Supplied in accordance with Queensland Transmission and supply corporation group T.S. 07-01-01

TECHNICAL SPECIFICATION FOR VACUUM-PRESSURE IMPREGNATED HARDWOOD POLES
Standard Trade CodeCommon NameBotanical NameStrength Group
JCooktown IronbarkErythrophleum ClorostachysS1
DSDarwin StringybarkE. tetrodontaS1
GGGrey GumE. punctata
E. propinqua
S1
GIGrey IronbarkE. drepanophylla
E. paniculata
S1
HAHickory AshFlindersia ifflaianaS1
BBBlackbuttE. pilularisS2
CGCadagaE. torellianaS2
CRCrows AshFlindersia australisS2
GMGympie MessmateE. cloezianaS2
GBGrey BoxE. moluccana
E. woollsiana
S2
NINarrow-leaved Red Iron-
bark
E. crebra
RIRed IronbarkE. sideroxylonS2
RMRed MahoganyE. resinifera
E. pelita
S2
WMWhite MahoganyE. acmeniodes
E. umbra ssp. umbra
E. umbra ssp. carnea
S2
PWBrown PendaXanthostemon chrysanthusS2
PDRed PendaXanthostemon whiteiS2
SGSpotted GumE. maculata
E. citriodora
S2
TWTallowwoodE. microcorysS2
BDBrown BloodwwodE. tracyphloiaS3
RWRed BloodwoodE. gummifera
E. polycarpa
E. intermedia
S3
FRForest Red GumE. tereticornisS3
NANew England BlackbuttE. andrewsiiS3
TPTurpentineSyncarpia glomuliferaS3
WSWhite StringybarkE. eueniodesS3